Icons in Android Holo style

A grey science-focused icon set consisting of:
an electric plug, a group of people, a pen, reaction tubes, cloud printing, a key, an arrow pointing upward, a strand of DNA, a calculator, different sized water drops, a light bulb and a sheet of paper.

Enter desired resolution here and click out of field or press [Enter] or click on 'PNG' button to view bitmap. Default resolution is 800 pixels. The copy keyboard shortcut is Control-C (Windows) or Command-C (Mac).